Plants 3-10 cm tall. Rhizome long creeping, 1-1.8 mm in diam., in cross section with 5-20 scattered sclerenchyma strands; phyllopodia 0.5-1(-1.5) cm apart, lateral buds close to phyllopodia. Scales peltate, 2.2-5 × 0.5-1 mm, base entire or ciliate; acumen light brown, ciliate. Fronds monomorphic, sessile, 3-8 × 0.2-0.3 cm, base ± gradually narrowed, apex obtuse or rounded. Hydathodes ± distinct, usually in a marginal row, distinctly sunken. Indument persistent, dimorphic, loose, brown; upper layer with hairs 0.5-2.2 mm in diam., with erect-spreading, acicular rays, hairs with mainly woolly rays often present only between sori. Sori superficial, without central bundle of paraphyses. Sporangia with stalks as long as capsule.
Home